# vim: set ft=sh:

# kernel_cmdline <param> <default>
# Looks for a parameter on the kernel's boot-time command line.
#
# returns: 0 if param was found. Also prints its value if it was a K=V param.
#          1 if it was not. Also prints value passed as <default>
#
kernel_cmdline ()
{
    for param in $(/bin/cat /proc/cmdline); do
        case "${param}" in
            $1=*) echo "${param##*=}"; return 0 ;;
            $1) return 0 ;;
            *) continue ;;
        esac
    done
    [ -n "${2}" ] && echo "${2}"
    return 1
}
